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Home >> Dodge and Ram >> 2018 >> Charger Pursuit, 5.7L Eng VIN T, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 26 ((Electronic Shift Module (ESM) - Electrical Diagnostics - 8HP90 Automatic Transmission)) >> DTC Troubleshooting >> P1C8B-16-Battery Voltage - Circuit Voltage Below Threshold >> Theory Of Operation

Theory Of Operation

WARNING: This page is about a different variant/trim than selected.

The Electronic Shift Module (ESM) performs various internal tests to verify proper controller operation. This Diagnostic Trouble Code (DTC) indicates that there is a problem with the battery supply voltage.